C3 1968-1982 Corvette Headlight & Wiper Door Vacuum Check Valve W/Filter

Restore the authentic operation of your C3 Corvette with this C3 196-1982 Chevrolet Corvette Headlight & Wiper Door Vacuum Check Valve with Filter. Built to be a direc-fit replacement, it protects your headlight po-up mechanism and wiper door system from vacuum chaos, so you get reliable, precise performance every time you hit the road.

• Direc-fit for 1968–1982 C3 Corvette — engineered to align with your factory vacuum plumbing, delivering a seamless, n-hassle install.
• Integrated filter — traps dust, moisture, and debris before they enter the vacuum line, reducing clogs and helping your headlights and wiper doors operate smoothly over time.
• On-way vacuum protection — preserves steady suction toward the headlight actuators and wipe-door mechanisms, while preventing backflow during engine surge or hose flexing.
• Durable, automotiv-grade construction — designed to withstand unde-hood heat, vibrations, and aging seals, delivering dependable service for classic car enthusiasts.
• Compact, easy installation — crafted for a simple pus-on fit into standard vacuum routing, making maintenance approachable for both hobbyists and pros.

What this valve means for your Corvette: a quieter, more dependable headlight po-up action and properly timed wipe-door operation, restoring authentic curb appeal and reducing the annoyance of delayed or sluggish responses. It’s especially valuable for cars that have sat, aged vacuum lines, or previously replaced components that aren’t tuned to OEM timing anymore.

Use cases and practical benefits

• Owners restoring a 1968–1982 C3 Corvette who want OE-like reliability without chasing intermittent vacuum issues.
• Cars with aging vacuum hoses where a clogged valve has begun to affect headlights or wiper doors.
• Sho-ready builds where consistent headlight timing and door movement contribute to the authentic, factor-fresh experience.

Installation & maintenance tips

1. Locate the vacuum line between the intake manifold and the headlight/wiper door actuators.
2. Remove the old valve and clear the surrounding hose ends.
3. Install the new valve with the flow direction oriented toward the vacuum consumers; ensure a snug pus-on fit.
4. Reconnect hoses, start the engine, and cycle the headlights and wiper doors to confirm smooth, consistent operation.
5. Periodically inspect vacuum hoses for cracks and replace the valve’s filter if you notice debris buildup or degraded performance.

Designed to keep your classic Corvette’s signature features working as they did from the showroom floor, this vacuum check valve with filter offers a practical, purpos-built solution for C3 owners. Add it to your cart and ensure your headlight and wiper door systems stay responsive, reliable, and true to the car’s iconic character.